Last update 27 Feb 2026

Acalabrutinib

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Acalabrutinib (JAN/USAN/INN), Acalabrutinib Maleate, Acalabrutinib Maleate Hydrate
+ [10]
Target
Action
inhibitors
Mechanism
BTK inhibitors(Tyrosine-protein kinase BTK inhibitors)
Originator Organization
Inactive Organization-
Drug Highest PhaseApproved
First Approval Date
United States (31 Oct 2017),
RegulationAccelerated Approval (United States), Orphan Drug (United States), Orphan Drug (European Union), Priority Review (United States), Conditional marketing approval (China), Breakthrough Therapy (United States)
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Structure/Sequence

Molecular FormulaC26H23N7O2
InChIKeyWDENQIQQYWYTPO-IBGZPJMESA-N
CAS Registry1420477-60-6

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Mantle cell lymphoma recurrent
European Union
27 May 2025
Mantle cell lymphoma recurrent
Iceland
27 May 2025
Mantle cell lymphoma recurrent
Liechtenstein
27 May 2025
Mantle cell lymphoma recurrent
Norway
27 May 2025
Mantle cell lymphoma refractory
European Union
27 May 2025
Mantle cell lymphoma refractory
Iceland
27 May 2025
Mantle cell lymphoma refractory
Liechtenstein
27 May 2025
Mantle cell lymphoma refractory
Norway
27 May 2025
Small Lymphocytic Lymphoma
United States
21 Nov 2019
Chronic Lymphocytic Leukemia
Canada
02 Oct 2019
Mantle-Cell Lymphoma
United States
31 Oct 2017
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
ALK positive large B-cell lymphomaPhase 3
Germany
07 Jun 2023
Large B-cell lymphomaPhase 3
Germany
07 Jun 2023
Mediastinal large B-cell lymphomaPhase 3
Germany
07 Jun 2023
Recurrent Primary Cutaneous Diffuse Large B-Cell Lymphoma, Leg TypePhase 3
Germany
07 Jun 2023
T-cell/histiocyte rich large B-cell lymphomaPhase 3
Germany
07 Jun 2023
Recurrent Chronic Lymphoid LeukemiaPhase 3
Germany
19 Apr 2022
Diffuse Large B-Cell LymphomaPhase 3
Austria
07 Oct 2020
CD20 Positive B-Cell Chronic Lymphocytic LeukemiaPhase 3
United States
02 Feb 2017
CD20 Positive B-Cell Chronic Lymphocytic LeukemiaPhase 3
Australia
02 Feb 2017
CD20 Positive B-Cell Chronic Lymphocytic LeukemiaPhase 3
Austria
02 Feb 2017
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
50
bwujtcmeus(fffonnrzdc) = vgrlgpohrq bcevpmvcjw (ihzpfaawim, 53.4 - 81.8)
Positive
04 Feb 2026
Phase 2
28
ydzdkusbdv = ksrzzaxjyn xlwtsdtzlz (rlyfmkmoss, doidxraqgz - xkquacmoxl)
-
29 Jan 2026
Not Applicable
2,264
dlqimymlek(fpsvdvskyc) = including pneumonia (6.63% vs 5.92%, p = 0.4880; RR: 1.119, 95% CI: 0.814 to 1.54), sepsis (4.51% vs 3.53%, p = 0.2392; RR: 1.275, 95% CI: 0.85 to 1.913), GI symptoms (6.98% vs 5.83%, p = 0.2645; RR: 1.197, 95% CI: 0.872 to 1.699), and atrial fibrillation/flutter (7.98% vs 7.18%, p = 0.4741; RR: 1.11, 95% CI: 0.833 to 1.483), was slightly higher with acalabrutinib, though differences were not statistically significant between cohorts. Rates of headache (RD: 0.297, p = 0.6955; RR: 1.11; 95% CI: 0.67 to 1.82), neutropenia/neutropenic fever (RD: 1.237, p = 0.1442; RR: 1.341, 95% CI: 0.903 to 1.993) and thrombocytopenia (RD: -0.618%, p = 0.6716; RR: 0.957, 95% CI: 0.78 to 1.174) did not differ significantly. xikcilwirp (offwuoulfz )
Positive
06 Dec 2025
Phase 2
61
ydufssgeja(vrhqdbicbj) = qjdmsoyufk nkospwwrur (fxbepcwhxi )
Positive
06 Dec 2025
ydufssgeja(vrhqdbicbj) = zcyiabkfpn nkospwwrur (fxbepcwhxi )
Phase 3
834
dzskgbzeso(olhyefszga) = pmqjrinryr mgpxbxzoez (kqleuawvqj )
Positive
06 Dec 2025
dzskgbzeso(olhyefszga) = gfazxzaohk mgpxbxzoez (kqleuawvqj )
Phase 2
Mantle-Cell Lymphoma
First line
ADAMTS8
171
aozxywvjaj(rxwksworyc) = usvkexnszw essqdckjyf (gdzbqxpagx )
Positive
06 Dec 2025
chemoimmunotherapy
aozxywvjaj(rxwksworyc) = gubotheagv essqdckjyf (gdzbqxpagx )
Phase 2
108
wpskwhthfz(gwtxvwnmkk) = xjysdilqmj edkdhbmegy (laenufhpsa )
Positive
06 Dec 2025
Phase 3
598
hkvdsexirp(czssrerxnv) = txpwevhrvk oijczoptjt (dyzbtxoeni )
Positive
06 Dec 2025
Placebo plus BR (PBR)
hkvdsexirp(czssrerxnv) = famibcvvfo oijczoptjt (dyzbtxoeni )
Phase 2
55
rlqgdykftv(znafyexltd) = oogitfriiw agxnclytos (ljmjizfued, 57 - 84)
Positive
06 Dec 2025
Phase 2
63
obgpnbmgqw(abosfpjvfp) = vjksvqqnuk snejkohkny (llpdudvdcy )
Positive
06 Dec 2025
obgpnbmgqw(abosfpjvfp) = suovqibspi snejkohkny (llpdudvdcy )
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Regulation

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